48006
domain: N
Appears in sequences
- Triangle of numbers arising from analysis of Levine's sequence A011784.at n=50A014621
- Numbers whose base-6 representation has exactly 7 runs.at n=10A043615
- Jordan function J_3(n).at n=37A059376
- Multiplicative with a(p^e) = 1 - p^3.at n=37A063453
- Triangle read by rows: T(n,k) = number of Schroeder paths of length 2n and having k ascents.at n=50A090981
- Weight distribution of [127,64,19] binary quadratic-residue (or QR) code.at n=20A134975
- a(n) = Sum_{i+j+k=n, i,j,k >= 1} tau(i)*tau(j)*tau(k), where tau() = A000005().at n=48A191829
- G.f. satisfies: A(x) = (1 + x*(2-x)*A(x)) * (1 + x^2*A(x)).at n=11A216434
- 2^floor(log[2](n+1))*(2*n+1)!*Bernoulli(2*n,1/2).at n=4A238164
- Number of unlabeled semi-identity plane trees with n nodes.at n=11A343937
- The unitary totient of the smallest cube divisible by n.at n=37A392088
- The unitary totient of the smallest cubefull number that is divisible by n.at n=37A392090